Case for vacuum tubes



1. Case for vacuum tubes

1.1 : Perspective

1.2 : Front

1.3 : Back

1.4 : Left

1.5 : Right

1.6 : Top

1.7 : Bottom

1.8 : Reference

Reproduction 1.8 is a reference view showing a state of use in which a case for a vacuum tube caps a vacuum tube on a vacuum tube socket; the broken lines showing of a vacuum tube and a vacuum tube socket in reproduction 1.8 for the purpose of illustrating environmental structure form no part of the claimed design. 

CLAIM The ornamental design for case for vacuum tubes, as shown and described. 